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TIMO 2017 - Senior Secondary (Grades 10-12) - Preliminary Round - Paper 5 Question 9

TIMO · TIMO 2017 - Senior Secondary (Grades 10-12) - Preliminary Round - Paper 5

Question 9

Find the remainder on dividing $x^{2015}-20x-15$ by $x^2-1$.
  1. $19x+15$
  2. $19x-15$
  3. $-19x+15$
  4. $-19x-15$